Korkers WhiteHorse Wading Boot with Kling-On and Studded Kling-On Outsoles Integrated, large drainage ports and internal midsole drainage channels Includes Plain Kling-On and Studded Kling-On Sticky Rubber Soles M2 Boa Lacing System: quick on/off and custom fit Hydrophobic Upper Materials: faster dry times to lessen the chance of spreading invasive species Enhanced midsole design, recessed triple-stitched uppers and over-sized rubber molded toe cap, 3lbs 2oz per pair Integrated, large drainage ports and internal midsole drainage channels